Geodatabases inSQL Serveruse session-based, local temporary tables for log file tables. Each client session that requires a log file table will have one dedicated log file table. The table name is SDE_session<sde_ID>, where <SDE_ID> is the unique session ID from theSDE_proce...
In SQL Server 2016, System versioned tables are the tables whose data is maintained in the history table. This history is maintained by SQL Server itself. All you need is to specify two additional datetime2 columns (SysStartTime and SysEndTime in the example below) and a clause with...
Applies to: SQL Server Azure SQL Managed Instance The topics in this section describe the system tables in SQL Server. The system tables should not be changed directly by any user. For example, do not try to modify system tables with DELETE, UPDATE, or INSERT statements, or user-defined ...
You drop the cdc.change_tables CDC system table. You run the sp_cdc_disable_db stored procedure to disable CDC. In this scenario, you may receive the following error message: Msg 208, Level 16, State 1, Procedure sp_cdc_disable_db_internal, Line 82 Invalid object name 'cdc.change_table...
SQL 复制 USE <database_name>; GO SELECT SCHEMA_NAME(t.schema_id) AS schema_name ,t.name AS table_name FROM sys.tables t WHERE object_id NOT IN ( SELECT parent_object_id FROM sys.key_constraints WHERE type_desc = 'PRIMARY_KEY_CONSTRAINT' -- or ty...
SQL Server does not support users directly updating the information in system objects such as system tables, system stored procedures, and catalog views. Instead, SQL Server provides a complete set of administrative tools that let users fully administer their system and manage all users and objects...
SQL Graph Sequence numbers Service Broker Spatial data Stored procedures Tables Tables Manage Primary keys Foreign keys Unique constraints and check constraints Check constraints Temporal tables Temporal tables Create and manage Getting started Create ...
tables through the system catalog views. To update the metadata in a system base table, use the appropriate Transact-SQL interface (for example, DDL statements). You can't manually update system tables. SQL Server reports the following messages when you perform direct updates to system tables. ...
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While SQL Server provides a good selection of built-in performance counters, only your specific environment and applications can determine which metrics are especially indicative of the health of your servers. Queries against the system tables are a key first step towards really gaining insight into ...